Corpus Christi Catholic High School (CCCHS) is an independent Roman Catholic co-educational secondary day school, located in Oak Flats, in the Illawarra region of New South Wales, Australia. Founded in 2006, the school is operated by the Wollongong Catholic Education Office in its service of the Roman Catholic Diocese of Wollongong. The school is registered by the NSW Board of Studies as an accredited Year 7 to Year 12 high school.